What is William Lossef's NPI number?

William Lossef's National Provider Identifier (NPI) is 1376564765, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.

What is William Lossef's specialty?

William Lossef is listed in the NPPES registry with a primary specialty of General Practice Dentistry (Dental Providers).

Where is William Lossef located?

William Lossef's practice location on file with NPPES is 896 Manhattan Ave, Brooklyn, NY 11222-2372.

What is William Lossef's phone number?

The practice phone number listed in the NPPES registry for William Lossef is (718) 389-0353.

Is William Lossef's NPI active?

Yes — William Lossef's NPI (1376564765) is active in the NPPES registry as of the last update on 2007-07-08.

IndividualActive

William Lossef, DDS

NPI 1376564765 · General Practice Dentistry · Brooklyn, NY

William Lossef, DDS is a General Practice Dentistry provider in Brooklyn, NY (NPI 1376564765).

Provider details

NPI number: 1376564765
Entity type: Individual
Primary specialty: General Practice DentistryDental Providers
Credential: DDS
Sex: Male
Sole proprietor: Yes
License: 035158 (NY)

Specialties & taxonomies

General Practice DentistryPrimary1223G0001XLicense 035158 (NY)
Dental Providers

Profile Score

Detailed profile(91/100 index)

A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.

Registry tenure38% of score
19 yrs in NPPES registry
Profile completeness38% of score
100% of core fields populated
Practice footprint23% of score
1 documented practice location

Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.

Practice location

896 Manhattan Ave

Brooklyn, NY 11222-2372

Phone: (718) 389-0353

Fax: (718) 389-4066

Street-level locationGet directions

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Mailing address